In a food processor, combine the flour, sugar, salt and butter. Beat until the dough begins to gather into a ball. If the dough is too sticky, add a little more flour so that you can form a soft ball of dough. Wrap it in plastic wrap and place in refrigerator for 20-30 minutes.

Sprinkle work surface a little flour and roll out the dough thickness of 0.3 cm. Round cookie cutters with a diameter of 5 cm. Cut-out cookie dough and pass them on the laid parchment baking. The remaining pieces of dough again gather into a ball. Sprinkle with flour work surface, roll out the dough again to a thickness of 0.3 cm. And then cut circles.

Bake cookies until it is golden and firm, about 15-20 minutes. Remove the cookies from the oven and let cool for 5 min., Then passed on to the grid and completely cool, about 25 minutes.

Put dulce de leche in a small bowl, add the cinnamon, cloves and nutmeg. Spread flat side of the cookie about 1.5 hours. L dulce de leche and cover with another cookie with the flat side down. Put the cookies on a platter, sprinkle with powdered sugar and serve.